#641519

Closest named color: Claret (#680018). oklch(33.5% 0.112 23.1), rgb(100, 21, 25).

Aa

White text reads best on this color (12.62:1).

About this color

#641519 is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.112 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Claret (#680018), ΔE 0.023 away. White text reads best on it, at 12.62:1.

Hue familyReds
Lightnessdark (33%)
Chromamoderately saturated (0.112)
Temperaturewarm
Nearest nameClaret (#680018)
Black text1.66:1
White text12.62:1

Values

HEX#641519
RGBrgb(100, 21, 25)
HSLhsl(357, 65%, 24%)
OKLCHoklch(33.5% 0.112 23.1)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #641519 12.62:1 AAA Lc -101.1 Preferred for body text
Black text on #641519 1.66:1 Fails Lc 0.0 Not readable
#641519 text on white 12.62:1 AAA Lc 97.5 Preferred for body text
#641519 text on black 1.66:1 Fails Lc 0.0 Not readable

Tints and shades

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.

  1. Step 50

    50

    #FDF3F2

    oklch(97.2% 0.011 24.3)

  2. Step 100

    100

    #FAE4E2

    oklch(93.6% 0.024 23.9)

  3. Step 200

    200

    #F7CECB

    oklch(88.6% 0.047 23)

  4. Step 300

    300

    #F2ACA7

    oklch(80.9% 0.083 23.6)

  5. Step 400

    400

    #E87C78

    oklch(70.6% 0.134 23.3)

  6. Step 500

    500

    #DE5656

    oklch(63.2% 0.171 23.3)

  7. Step 600

    600

    #C9343B

    oklch(55.6% 0.185 23.3)

  8. Step 700

    700

    #AD242E

    oklch(49.1% 0.172 23)

  9. Step 800

    800

    #8D2127

    oklch(42.8% 0.143 23)

  10. Step 900

    900 (this color)

    #641519

    oklch(33.5% 0.112 23.1)

  11. Step 950

    950

    #431515

    oklch(27% 0.072 23.2)

Export this scale for Tailwind in the Tailwind colors tool

#641519 with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#2C28180.122
Deuteranopia (no green cones)#4039160.111
Tritanopia (no blue cones)#6F00170.028
Achromatopsia (no color)#3333330.112

Harmonies

Hue rotations in OKLCH that keep this color's lightness and chroma.

Complementary

The opposite hue (180°).

  • #641519

    #641519

    oklch(33.5% 0.112 23.1)

  • #003F44

    #003F44

    oklch(33.5% 0.057 203.7)

Open the complementary palette in the generator

Analogous

Neighbouring hues, 30° either side.

  • #641519

    #641519

    oklch(33.5% 0.112 23.1)

  • #5F153B

    #5F153B

    oklch(33.5% 0.112 353.6)

  • #572800

    #572800

    oklch(33.6% 0.084 53.8)

Open the analogous palette in the generator

Split complementary

The two hues beside the complement (150° and 210°).

  • #641519

    #641519

    oklch(33.5% 0.112 23.1)

  • #004133

    #004133

    oklch(33.4% 0.064 172.6)

  • #003C54

    #003C54

    oklch(33.5% 0.069 232.6)

Open the split complementary palette in the generator

Triadic

Three hues spaced 120° apart.

  • #641519

    #641519

    oklch(33.5% 0.112 23.1)

  • #004403

    #004403

    oklch(33.5% 0.112 143.1)

  • #16326F

    #16326F

    oklch(33.5% 0.111 263.2)

Open the triadic palette in the generator

Square

Four hues spaced 90° apart.

  • #641519

    #641519

    oklch(33.5% 0.112 23.1)

  • #373A00

    #373A00

    oklch(33.4% 0.075 113)

  • #003F44

    #003F44

    oklch(33.5% 0.057 203.7)

  • #3B276A

    #3B276A

    oklch(33.6% 0.112 293.2)

Open the square palette in the generator

Palettes with this color

Curated palettes that contain a color within ΔE 0.04 (OKLab) of #641519, closest first.

Similar named colors

The eight closest entries in our named color list, with their ΔE distance.

Use #641519 in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.